INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.118' (ECDSA) to the list of known hosts. 2018/09/20 21:00:29 fuzzer started 2018/09/20 21:00:31 dialing manager at 10.128.0.26:38607 2018/09/20 21:00:32 syscalls: 1 2018/09/20 21:00:32 code coverage: enabled 2018/09/20 21:00:32 comparison tracing: enabled 2018/09/20 21:00:32 setuid sandbox: enabled 2018/09/20 21:00:32 namespace sandbox: enabled 2018/09/20 21:00:32 Android sandbox: /sys/fs/selinux/policy does not exist 2018/09/20 21:00:32 fault injection: enabled 2018/09/20 21:00:32 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/09/20 21:00:32 net packed injection: enabled 2018/09/20 21:00:32 net device setup: enabled 21:02:51 executing program 0: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ff9000/0x4000)=nil) clone(0x802102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000040), 0xffffffffffffffff) unshare(0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000200)) perf_event_open$cgroup(&(0x7f00000000c0)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80002000}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) 21:02:51 executing program 1: clone(0x210007fa, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) ioctl$sock_proto_private(0xffffffffffffffff, 0x0, &(0x7f0000000380)) add_key$keyring(&(0x7f0000000280)='keyring\x00', &(0x7f0000000300), 0x0, 0x0, 0xfffffffffffffffc) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_ifreq(r0, 0x8990, &(0x7f0000000000)={'bond0\x00', @ifru_names='bond_slave_1\x00'}) add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000380), &(0x7f0000000080), 0x0, 0x0) r1 = open(&(0x7f0000000040)='./file0\x00', 0x6080, 0x2) ioctl$IOC_PR_PREEMPT_ABORT(r1, 0x401870cc, &(0x7f0000000080)={0x3, 0x0, 0x4988c8b9, 0x2}) sendto(0xffffffffffffffff, &(0x7f00000002c0), 0x0, 0x0, &(0x7f0000000440)=@generic={0x0, "eeb79e73f770edd2d2087d520958ed3d897e3dc9b40133e6c8d2a30b05b7f787149b06b91c1c1cda83d9ffcf2a61b0dbf0286c151ca101cd79c4ddafca92eed9988d79a6addae525ed45b04eea1ff2a6cca8200ab961b0d71c04f5e4c29bf614f516061d1f5a882115fd7b968ce962d92c8b242516ee9c50b92342fcfeef"}, 0x80) ioctl$KVM_GET_DEBUGREGS(0xffffffffffffffff, 0x8080aea1, &(0x7f0000000180)) 21:02:51 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x7}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000000040), &(0x7f0000000240)=""/4096}, 0x18) 21:02:51 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000000140)="237d009a1bc25f52ead3dd54d0ec3ba49d563ea411a4ac9e1eacaa54d5d3f83cd759620449dc742c26e930a8afffd3cdcd2d9027a276ba6ca36c22a047eb441d8c8e158d6060b2db9e27ef5fde3f69ac6c03aadc2896be649b1d9513bee7b8a3133edd7d87c759f192e342496b79e885e95e1db2d259636e9daf51b102997a81ffc2dd29fe27b8225840d62cb5a6a2e13aec471dfe8685e7d4f62143a3cff353ea41d711c94f8e2b948c1fd68897d0dd2a902922da", 0x0) ftruncate(r1, 0x40001) sendfile(r0, r1, &(0x7f0000000240), 0x100000000002) 21:02:51 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet6(0xa, 0x0, 0x0) r1 = memfd_create(&(0x7f0000000140)="237d009a1bc25f52ead3dd54d0ec3ba49d563ea411a4ac9e1eacaa54d5d3f83cd759620449dc742c26e930a8afffd3cdcd2d9027a276ba6ca36c22a047eb441d8c8e158d6060b2db9e27ef5fde3f69ac6c03aadc2896be649b1d9513bee7b8a3133edd7d87c759f192e342496b79e885e95e1db2d259636e9daf51b102997a81ffc2dd29fe27b8225840d62cb5a6a2e13aec471dfe8685e7d4f62143a3cff353ea41d711c94f8e2b948c1fd68897d0dd2a902922da", 0x0) ftruncate(r1, 0x40001) sendfile(r0, r1, &(0x7f0000000240), 0x100000000002) 21:02:51 executing program 4: clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000200)) keyctl$search(0x14, 0x0, &(0x7f00000000c0)='pkcs7_test\x00', &(0x7f0000000100), 0x0) syzkaller login: [ 176.540948] IPVS: ftp: loaded support on port[0] = 21 [ 176.543636] IPVS: ftp: loaded support on port[0] = 21 [ 176.581778] IPVS: ftp: loaded support on port[0] = 21 [ 176.630286] IPVS: ftp: loaded support on port[0] = 21 [ 176.634065] IPVS: ftp: loaded support on port[0] = 21 [ 176.687504] IPVS: ftp: loaded support on port[0] = 21 [ 178.878322] bridge0: port 1(bridge_slave_0) entered blocking state [ 178.887819] bridge0: port 1(bridge_slave_0) entered disabled state [ 178.912947] device bridge_slave_0 entered promiscuous mode [ 178.940641] bridge0: port 1(bridge_slave_0) entered blocking state [ 178.962393] bridge0: port 1(bridge_slave_0) entered disabled state [ 178.970004] device bridge_slave_0 entered promiscuous mode [ 179.056640] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.091407] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.098837] device bridge_slave_1 entered promiscuous mode [ 179.108029] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.127451] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.135484] device bridge_slave_1 entered promiscuous mode [ 179.145412] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.157023] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.163944] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.182062] device bridge_slave_0 entered promiscuous mode [ 179.192623] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.201055] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.219268] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.227593] device bridge_slave_0 entered promiscuous mode [ 179.235155] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.251612] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.262884] device bridge_slave_0 entered promiscuous mode [ 179.279649] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.290273] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.299066] device bridge_slave_0 entered promiscuous mode [ 179.308885] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.318491] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.334350] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.344521] device bridge_slave_1 entered promiscuous mode [ 179.362309] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.376782] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.391761] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.411395] device bridge_slave_1 entered promiscuous mode [ 179.422873] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.429352] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.443290] device bridge_slave_1 entered promiscuous mode [ 179.460254] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.470221] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.478195] device bridge_slave_1 entered promiscuous mode [ 179.502110] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.534993] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.543432] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.599627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 179.649453] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.666577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.713884] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.721484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 179.760252] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 179.797209] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 179.890861] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 179.956692] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 180.073590] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 180.100629] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 180.120986] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 180.189318] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 180.245760] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 180.302767] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 180.324539] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 180.340166] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 180.416902] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 180.441703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 180.470187] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 180.487295] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 180.501754] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 180.512543] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 180.527385] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 180.542743] team0: Port device team_slave_0 added [ 180.548174] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 180.566222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 180.599491] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 180.624289] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 180.631827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 180.640753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 180.652144] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 180.674906] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 180.682562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 180.709321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 180.719688] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 180.737926] team0: Port device team_slave_1 added [ 180.744080] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 180.753602] team0: Port device team_slave_0 added [ 180.841417] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 180.849742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 180.872775] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 180.930168] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 180.942021] team0: Port device team_slave_1 added [ 180.981321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.041663] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 181.049110] team0: Port device team_slave_0 added [ 181.085250] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 181.104781] team0: Port device team_slave_0 added [ 181.113772] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 181.131984] team0: Port device team_slave_0 added [ 181.139367] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.157301] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 181.172698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 181.193953] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 181.203982] team0: Port device team_slave_0 added [ 181.220310] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 181.228839] team0: Port device team_slave_1 added [ 181.244150] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 181.272612] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 181.280264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 181.292995] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 181.302601] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 181.310059] team0: Port device team_slave_1 added [ 181.325188] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 181.336699] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 181.355946] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 181.375986] team0: Port device team_slave_1 added [ 181.395002] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 181.422076] team0: Port device team_slave_1 added [ 181.427151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 181.446848] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 181.460379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 181.468869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.484532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.494744] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 181.503251] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 181.511721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 181.518706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 181.535151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 181.561907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 181.600242] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 181.608318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 181.616966] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.625175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 181.633239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 181.641079] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 181.651553] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 181.666765] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 181.685574] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.713044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 181.728789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 181.748255] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 181.756959] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 181.764873] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 181.773158] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.780701] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 181.788658] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 181.797522] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 181.810804] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 181.828232] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 181.852095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 181.874893] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.912794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 181.922020] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 181.929528] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 181.937479] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 181.946610] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.962483] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.982224] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 181.994358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 182.002932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 182.021980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 182.040039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 182.052034] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 182.065600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 182.083748] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 182.097508] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 182.121627] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 182.131063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 182.152164] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 182.160180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 182.201124] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 182.211935] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 182.220316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 182.261146] ip (6056) used greatest stack depth: 16600 bytes left [ 182.757881] ip (6110) used greatest stack depth: 16552 bytes left [ 183.211282] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.217818] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.224825] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.231255] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.264048] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 183.274943] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.281348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.288015] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.294420] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.309077] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 183.323360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 183.330697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 183.459305] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.465791] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.472531] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.478903] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.493434] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 183.598605] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.605040] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.611787] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.618170] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.647486] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 183.661041] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.667471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.674172] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.680642] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.716148] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 183.733670] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.740050] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.746797] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.753210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.765439] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 184.392008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 184.412233] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 184.419926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 184.435707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 188.501058] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.519029] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.624457] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.877404] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.987609] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.022656] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.175999] 8021q: adding VLAN 0 to HW filter on device bond0 [ 189.193688] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.219675] 8021q: adding VLAN 0 to HW filter on device bond0 [ 189.390142] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.432211] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 189.438369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 189.451659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 189.491929] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 189.498104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 189.512607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 189.678653] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.758263] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 189.781535] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 189.788650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 189.821870] 8021q: adding VLAN 0 to HW filter on device team0 [ 189.828868] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 189.938214] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 189.945330] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 189.958287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 189.983615] 8021q: adding VLAN 0 to HW filter on device team0 [ 190.163296] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 190.169468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 190.179312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 190.354618] 8021q: adding VLAN 0 to HW filter on device team0 [ 190.364288] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 190.370430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 190.382105] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 190.417284] 8021q: adding VLAN 0 to HW filter on device team0 [ 190.673585] 8021q: adding VLAN 0 to HW filter on device team0 [ 190.857946] 8021q: adding VLAN 0 to HW filter on device team0 [ 192.592506] bond0: Error: Device is in use and cannot be enslaved 21:03:07 executing program 1: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80002, 0x0) shutdown(r0, 0x0) recvmmsg(r0, &(0x7f00000066c0), 0xa0d, 0x0, 0x0) [ 192.642082] bond0: Error: Device is in use and cannot be enslaved 21:03:08 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) creat(&(0x7f00000000c0)='./file0\x00', 0x0) unlink(&(0x7f0000000200)='./file0\x00') 21:03:08 executing program 0: lsetxattr(&(0x7f0000000100)='./bus\x00', &(0x7f0000000140)=@random={'osx.', 'vmnet0*:em0\x00'}, &(0x7f0000000180)='\x00', 0x1, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000340)='./bus\x00', 0x0) fcntl$F_GET_RW_HINT(0xffffffffffffffff, 0x40b, &(0x7f00000001c0)) fcntl$setstatus(r0, 0x4, 0x44000) io_setup(0x40000100000003, &(0x7f0000000200)=0x0) r2 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ioctl$KDADDIO(r2, 0x4b34, 0x0) ftruncate(r2, 0xbb1) io_submit(r1, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) [ 193.102904] hrtimer: interrupt took 51110 ns 21:03:08 executing program 1: mkdir(&(0x7f0000000380)='./file0\x00', 0x0) mount(&(0x7f0000000100)=ANY=[], &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000300)='ramfs\x00', 0x0, &(0x7f00000007c0)) chroot(&(0x7f0000000040)='./file0\x00') umount2(&(0x7f00000002c0)='./file0\x00', 0x0) [ 193.279901] kasan: CONFIG_KASAN_INLINE enabled [ 193.321876] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 193.362428] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 193.368728] CPU: 1 PID: 7147 Comm: syz-executor1 Not tainted 4.19.0-rc4-next-20180920+ #76 [ 193.377150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.386542] RIP: 0010:reconfigure_super+0x48e/0xbb0 [ 193.391579] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 62 05 00 00 48 ba 00 00 00 00 00 fc ff df 48 8b 03 48 8d 78 30 48 89 f9 48 c1 e9 03 <80> 3c 11 00 0f 85 4d 05 00 00 48 8b 40 30 48 85 c0 48 89 85 20 ff [ 193.410506] RSP: 0018:ffff880195da78d8 EFLAGS: 00010206 [ 193.415886] RAX: 0000000000000000 RBX: ffff880195da79f8 RCX: 0000000000000006 [ 193.423168] RDX: dffffc0000000000 RSI: ffffffff81cdb95b RDI: 0000000000000030 [ 193.430451] RBP: ffff880195da79c8 R08: ffff8801c0ff0300 R09: fffffbfff12c24e5 [ 193.437742] R10: fffffbfff12c24e5 R11: ffffffff8961272b R12: ffff8801bfdfe1c0 [ 193.445020] R13: 1ffff10032bb4f20 R14: 0000000000000000 R15: ffff880195da7adc [ 193.452303] FS: 00007f4bdd399700(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000 [ 193.460542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 193.466432] CR2: 0000000000619570 CR3: 00000001ccc93000 CR4: 00000000001406e0 [ 193.473709] Call Trace: [ 193.476331] ? user_get_super+0x250/0x250 [ 193.480491] ? down_write+0x8a/0x130 [ 193.484212] ? do_umount_root+0x218/0x320 [ 193.488370] ? down_read+0x120/0x120 [ 193.492100] do_umount_root+0x2b1/0x320 [ 193.495994] syz-executor0 (7132) used greatest stack depth: 13192 bytes left [ 193.496087] ? namespace_unlock+0x210/0x210 [ 193.507601] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 21:03:08 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x7}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000000040), &(0x7f0000000240)=""/4096}, 0x18) [ 193.513168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.518729] ? ns_capable_common+0x13f/0x170 [ 193.523154] ksys_umount+0x8b6/0x1230 [ 193.526959] ? rcu_softirq_qs+0x20/0x20 [ 193.527146] kobject: 'loop5' (00000000e0802249): kobject_uevent_env [ 193.530946] ? dput.part.25+0x241/0x790 [ 193.538062] kobject: 'loop5' (00000000e0802249): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 193.541314] ? check_preemption_disabled+0x48/0x200 [ 193.541332] ? __detach_mounts+0x430/0x430 [ 193.541350] ? rcu_softirq_qs+0x20/0x20 [ 193.563985] ? mnt_get_count+0x150/0x150 [ 193.568067] ? dput.part.25+0x26d/0x790 [ 193.572052] ? shrink_dcache_sb+0x350/0x350 [ 193.576379] ? current_umask+0x70/0x70 [ 193.580282] ? __x64_sys_futex+0x47f/0x6a0 [ 193.584526] ? do_syscall_64+0x9a/0x820 [ 193.588509] ? do_syscall_64+0x9a/0x820 [ 193.592499] ? lockdep_hardirqs_on+0x421/0x5c0 [ 193.597095] ? trace_hardirqs_on+0xbd/0x310 [ 193.601426] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.606800] ? trace_hardirqs_off_caller+0x300/0x300 21:03:08 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x7}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000000040), &(0x7f0000000240)=""/4096}, 0x18) [ 193.611916] ? ksys_mount+0xa8/0x140 [ 193.615655] __x64_sys_umount+0x54/0x80 [ 193.619645] do_syscall_64+0x1b9/0x820 [ 193.623548] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 193.628925] ? syscall_return_slowpath+0x5e0/0x5e0 [ 193.633867] ? trace_hardirqs_off+0x310/0x310 [ 193.638373] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 193.641517] kobject: 'loop5' (00000000e0802249): kobject_uevent_env [ 193.643401] ? recalc_sigpending_tsk+0x180/0x180 [ 193.643418] ? kasan_check_write+0x14/0x20 [ 193.643439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.649867] kobject: 'loop5' (00000000e0802249): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 193.654613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 193.654625] RIP: 0033:0x457679 [ 193.654643] Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 193.694344] kobject: 'loop2' (000000003592e46d): kobject_uevent_env [ 193.700903] RSP: 002b:00007f4bdd398c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 193.700920] RAX: ffffffffffffffda RBX: 00007f4bdd3996d4 RCX: 0000000000457679 [ 193.700928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200002c0 [ 193.700943] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 193.715747] kobject: 'loop2' (000000003592e46d): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 193.722334] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 193.722343] R13: 00000000004d81a8 R14: 00000000004c4f0c R15: 0000000000000000 [ 193.722358] Modules linked in: [ 193.767715] ---[ end trace 64123703256d2ae9 ]--- [ 193.781808] RIP: 0010:reconfigure_super+0x48e/0xbb0 [ 193.789298] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 62 05 00 00 48 ba 00 00 00 00 00 fc ff df 48 8b 03 48 8d 78 30 48 89 f9 48 c1 e9 03 <80> 3c 11 00 0f 85 4d 05 00 00 48 8b 40 30 48 85 c0 48 89 85 20 ff 21:03:09 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x7}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000000040), &(0x7f0000000240)=""/4096}, 0x18) 21:03:09 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000000140)="237d009a1bc25f52ead3dd54d0ec3ba49d563ea411a4ac9e1eacaa54d5d3f83cd759620449dc742c26e930a8afffd3cdcd2d9027a276ba6ca36c22a047eb441d8c8e158d6060b2db9e27ef5fde3f69ac6c03aadc2896be649b1d9513bee7b8a3133edd7d87c759f192e342496b79e885e95e1db2d259636e9daf51b102997a81ffc2dd29fe27b8225840d62cb5a6a2e13aec471dfe8685e7d4f62143a3cff353ea41d711c94f8e2b948c1fd68897d0dd2a902922da", 0x0) ftruncate(r1, 0x40001) sendfile(r0, r1, &(0x7f0000000240), 0x100000000002) 21:03:09 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000000140)="237d009a1bc25f52ead3dd54d0ec3ba49d563ea411a4ac9e1eacaa54d5d3f83cd759620449dc742c26e930a8afffd3cdcd2d9027a276ba6ca36c22a047eb441d8c8e158d6060b2db9e27ef5fde3f69ac6c03aadc2896be649b1d9513bee7b8a3133edd7d87c759f192e342496b79e885e95e1db2d259636e9daf51b102997a81ffc2dd29fe27b8225840d62cb5a6a2e13aec471dfe8685e7d4f62143a3cff353ea41d711c94f8e2b948c1fd68897d0dd2a902922da", 0x0) ftruncate(r1, 0x40001) sendfile(r0, r1, &(0x7f0000000240), 0x100000000002) [ 193.812939] RSP: 0018:ffff880195da78d8 EFLAGS: 00010206 [ 193.818338] RAX: 0000000000000000 RBX: ffff880195da79f8 RCX: 0000000000000006 [ 193.828067] kobject: 'loop5' (00000000e0802249): kobject_uevent_env [ 193.842753] kobject: 'loop5' (00000000e0802249): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 193.886089] kobject: 'loop2' (000000003592e46d): kobject_uevent_env [ 193.921256] kobject: 'loop2' (000000003592e46d): fill_kobj_path: path = '/devices/virtual/block/loop2' 21:03:09 executing program 5: bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000240)=""/4096}, 0x18) [ 193.931182] kobject: 'loop0' (00000000f6a61129): kobject_uevent_env [ 193.935343] RDX: dffffc0000000000 RSI: ffffffff81cdb95b RDI: 0000000000000030 [ 193.952350] kobject: 'loop0' (00000000f6a61129): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 193.954550] RBP: ffff880195da79c8 R08: ffff8801c0ff0300 R09: fffffbfff12c24e5 [ 193.978998] kobject: 'loop5' (00000000e0802249): kobject_uevent_env [ 193.996449] R10: fffffbfff12c24e5 R11: ffffffff8961272b R12: ffff8801bfdfe1c0 [ 194.004386] kobject: 'loop5' (00000000e0802249): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 194.014463] R13: 1ffff10032bb4f20 R14: 0000000000000000 R15: ffff880195da7adc [ 194.029686] FS: 00007f4bdd399700(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000 [ 194.038413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 194.043065] kobject: 'loop3' (00000000f8a8eacf): kobject_uevent_env [ 194.045325] CR2: 0000000020940000 CR3: 00000001ccc93000 CR4: 00000000001406e0 [ 194.058548] Kernel panic - not syncing: Fatal exception [ 194.059140] kobject: 'loop3' (00000000f8a8eacf): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 194.064909] Kernel Offset: disabled [ 194.077941] Rebooting in 86400 seconds..